Section Bal 604.02 - Zeroing and Sealing Machines(a) The designated election officials responsible for the preparation, programming, and sealing of voting machine or devices shall seal said voting machines and devices after resetting each registering counter back to zero. The sealing and resetting shall be done in the presence of representatives of political parties defined under the terms of RSA 652:11 who wish to attend after having received written notice of the time, place and date that said voting machines or devices are to be sealed.(b) When a voting machine or device has been prepared for election, it shall be locked against voting and sealed and the keys shall be retained by the designated election officials. After the voting machine has been transferred to the polling place, it shall be the duty of the designated election official to provide protection against molestation, tampering or injury to the machines or devices.N.H. Admin. Code § Bal 604.02